Element block pseudo-class :active generated with font-size 16px position static outline none border-radius padding 20px z-index auto background overflow hidden line-height 1 box-sizing content-box width 160px display block height auto cursor default transition transform margin 0px text-shadow 1px 1px 1px rgba(0,0,0,0.2) float none font-weight normal box-shadow 1px 1px 1px rgba(0,0,0,0.3) opacity 1 border 0px rgba(0,0,0,1) solid